Remove RDF.IRI.empty_fragment_shim/2

This is no longer needed, since we don't support Elixir versions < 1.6
anymore.

lib/rdf/iri.ex

@@ -168,25 +168,10 @@ defmodule RDF.IRI do
     base
     |> parse()
     |> URI.merge(parse(rel))
-    |> empty_fragment_shim(rel)
     |> new()
   end
 
 
-  @doc false
-  # shim for https://github.com/elixir-lang/elixir/pull/6419
-  def empty_fragment_shim(_, %URI{} = uri), do: uri
-  def empty_fragment_shim(uri, %RDF.IRI{value: value}),
-    do: empty_fragment_shim(uri, value)
-  def empty_fragment_shim(uri, original) do
-    if String.ends_with?(original, "#") do
-      %URI{uri | fragment: ""}
-    else
-      uri
-    end
-  end
-
-
   @doc """
   Returns the scheme of the given IRI
 
@@ -214,10 +199,10 @@ defmodule RDF.IRI do
   Parses an IRI into its components and returns them as an `URI` struct.
   """
   def parse(iri)
-  def parse(iri) when is_binary(iri),   do: URI.parse(iri) |> empty_fragment_shim(iri)
+  def parse(iri) when is_binary(iri),   do: URI.parse(iri)
   def parse(qname) when is_atom(qname) and qname not in [nil, true, false],
     do: Namespace.resolve_term(qname) |> parse()
-  def parse(%RDF.IRI{value: value}),    do: URI.parse(value) |> empty_fragment_shim(value)
+  def parse(%RDF.IRI{value: value}),    do: URI.parse(value)
   def parse(%URI{} = uri),              do: uri
 
 

test/unit/iri_test.exs

@@ -17,7 +17,7 @@ defmodule RDF.IRITest do
       URI.parse("http://www.example.com/foo/"),
       "http://www.example.com/foo#",
       %IRI{value: "http://www.example.com/foo#"},
-      URI.parse("http://www.example.com/foo#") |> IRI.empty_fragment_shim("#"),
+      URI.parse("http://www.example.com/foo#"),
       "https://en.wiktionary.org/wiki/Ῥόδος",
       %IRI{value: "https://en.wiktionary.org/wiki/Ῥόδος"},
       URI.parse("https://en.wiktionary.org/wiki/Ῥόδος"),
@@ -277,7 +277,6 @@ defmodule RDF.IRITest do
             base_iri
             |> to_string
             |> URI.merge(to_string(relative_iri))
-            |> IRI.empty_fragment_shim(relative_iri)
             |> IRI.new
           )
         end
@@ -289,7 +288,6 @@ defmodule RDF.IRITest do
             base_iri
             |> to_string
             |> URI.merge(to_string(absolute_iri))
-            |> IRI.empty_fragment_shim(absolute_iri)
             |> IRI.new
           )
         end
@@ -323,7 +321,6 @@ defmodule RDF.IRITest do
             |> IRI.new
             |> to_string()
             |> URI.parse
-            |> IRI.empty_fragment_shim(iri)
           )
       end)
     end